#!/usr/local/bin/perl
use IO::Uncompress::UnXz qw( $UnXzError );
use strict ;
use warnings ;
#die "Usage: gzcat file...\n"
# unless @ARGV ;
my $file ;
my $buffer ;
my $s;
@ARGV = '-' unless @ARGV ;
foreach $file (@ARGV) {
my $gz = new IO::Uncompress::UnXz $file
or die "Cannot open $file: $UnXzError\n" ;
print $buffer
while ($s = $gz->read($buffer)) > 0 ;
die "Error reading from $file: $UnXzError\n"
if $s < 0 ;
$gz->close() ;
}